The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 23, 2023

Filed:

Jun. 15, 2020
Applicant:

Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;

Inventors:

Jong Ok Jeon, Suwon-si, KR;

Jeong Ho Lim, Suwon-si, KR;

Il Jin Park, Suwon-si, KR;

Soon Kwang Kwon, Suwon-si, KR;

Gwang Hwan Hwang, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/255 (2006.01); H01F 17/04 (2006.01); H01F 27/32 (2006.01); H01F 1/24 (2006.01); H01F 1/26 (2006.01); H01F 17/00 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
H01F 27/255 (2013.01); H01F 1/24 (2013.01); H01F 1/26 (2013.01); H01F 17/0013 (2013.01); H01F 17/04 (2013.01); H01F 27/32 (2013.01); H01F 1/15308 (2013.01); H01F 2017/048 (2013.01);
Abstract

A coil component includes a body and a coil portion embedded in the body, wherein the body comprises a first magnetic metal powder particle comprising a core represented by Formula 1 below, and an oxide film comprising at least one of silicon (Si) and chromium (Cr) and formed on a surface of the core, a second magnetic metal powder particle having a larger diameter than the first magnetic metal powder particle, and a third magnetic metal powder particle having a larger diameter than the second magnetic metal powder particle:FeSiCr  [Formula 1]


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